fn test() {
    // MATCH:
    let a: f32 = 0.5f32;
    // MATCH:
    let b: f64 = 0.5f64;
    // MATCH:
    let c: f64 = 0.5;
    let d: f32 = 1.0f32;
    let e: f64 = 1.0;
}
